Facts About Seaborgium and Francium
Interesting Facts
- Seaborgium most stable isotope is Sg and it has 2.1 min of half- life.
- And other isotopes of Seaborgium have half-lives as short as 3 ms.
  
- 223 Francium has the longest half life at 21.8.
- Francium metal is produced by alpha decay in 227Actinium 227.
  
Sources
Synthetically Produced
  
Formed by Decay Process, Mining
  
History
  
  
Who Discovered
Lawrence Berkeley National Laboratory
  
Marguerite Perey
  
Discovery
In 1974
  
In 1939
  
Abundance